67 lines
1.9 KiB
Python
Executable file
67 lines
1.9 KiB
Python
Executable file
#!/usr/bin/env python3
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import argparse
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import shlex
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from pathlib import Path
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from subprocess import check_call, run
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from grasp_server import setup_parser
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SYSTEMD_CONFIG = """
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[Unit]
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Description=Grasp extension server conterpart
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[Install]
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WantedBy=default.target
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[Service]
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ExecStart={server} {extra_args}
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Type=simple
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Restart=always
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"""
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def systemd(*args, method=check_call):
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method([
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'systemctl', '--user', *args,
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])
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def setup(args):
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base_path = '~/.config/systemd/user'
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if not Path(base_path).expanduser().is_dir():
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Path(base_path).expanduser().mkdir(parents=True, exist_ok=True)
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unit_name = args.unit_name
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out = Path(f'{base_path}/{unit_name}').expanduser()
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print(f"Writing systemd config to {out}:")
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server_bin = Path(__file__).parent.joinpath('grasp_server.py').absolute()
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template = args.template.replace('%', '%%').replace('\n', r'\n') # escape for systemd...
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template = shlex.quote(template)
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extra_args = f'--port {args.port} --path {args.path} --template {template}'
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with out.open('w') as fo:
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fo.write(SYSTEMD_CONFIG.format(
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server=server_bin,
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extra_args=extra_args,
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))
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try:
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systemd('stop' , unit_name, method=run) # ignore errors here if it wasn't running in the first place
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systemd('daemon-reload')
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systemd('enable', unit_name)
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systemd('start' , unit_name)
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systemd('status', unit_name)
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except Exception as e:
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print(f"Something has gone wrong... you might want to use 'journalctl --user -u {unit_name}' to debug")
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raise e
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def main():
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p = argparse.ArgumentParser('grasp server setup', formatter_class=lambda prog: argparse.ArgumentDefaultsHelpFormatter(prog, width=100)) # type: ignore
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p.add_argument('--unit-name', type=str, default='grasp.service', help='Systemd unit name')
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setup_parser(p)
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args = p.parse_args()
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setup(args)
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if __name__ == '__main__':
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main()
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